DE69733331T2 - Verfahren zur Kalibrierung von Satellitennutzlasten mit Hybrid-Matrizen - Google Patents

Verfahren zur Kalibrierung von Satellitennutzlasten mit Hybrid-Matrizen Download PDF

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Publication number
DE69733331T2
DE69733331T2 DE69733331T DE69733331T DE69733331T2 DE 69733331 T2 DE69733331 T2 DE 69733331T2 DE 69733331 T DE69733331 T DE 69733331T DE 69733331 T DE69733331 T DE 69733331T DE 69733331 T2 DE69733331 T2 DE 69733331T2
Authority
DE
Germany
Prior art keywords
calibration
output
hybrid
hybrid matrix
beamforming network
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69733331T
Other languages
German (de)
English (en)
Other versions
DE69733331D1 (de
Inventor
Steven O. Lane
Douglas T. Bell
Kary L. O'connor
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DirecTV Group Inc
Original Assignee
Hughes Electronics Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hughes Electronics Corp filed Critical Hughes Electronics Corp
Publication of DE69733331D1 publication Critical patent/DE69733331D1/de
Application granted granted Critical
Publication of DE69733331T2 publication Critical patent/DE69733331T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/267—Phased-array testing or checking devices

Landscapes

  • Radio Relay Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
DE69733331T 1996-06-06 1997-06-03 Verfahren zur Kalibrierung von Satellitennutzlasten mit Hybrid-Matrizen Expired - Lifetime DE69733331T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/656,974 US5784030A (en) 1996-06-06 1996-06-06 Calibration method for satellite communications payloads using hybrid matrices
US656974 1996-06-06

Publications (2)

Publication Number Publication Date
DE69733331D1 DE69733331D1 (de) 2005-06-30
DE69733331T2 true DE69733331T2 (de) 2006-02-02

Family

ID=24635342

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69733331T Expired - Lifetime DE69733331T2 (de) 1996-06-06 1997-06-03 Verfahren zur Kalibrierung von Satellitennutzlasten mit Hybrid-Matrizen

Country Status (4)

Country Link
US (1) US5784030A (fr)
EP (1) EP0812027B1 (fr)
JP (1) JP3004946B2 (fr)
DE (1) DE69733331T2 (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6104935A (en) * 1997-05-05 2000-08-15 Nortel Networks Corporation Down link beam forming architecture for heavily overlapped beam configuration
US6046697A (en) * 1997-09-05 2000-04-04 Northern Telecom Limited Phase control of transmission antennas
US5936592A (en) * 1998-06-05 1999-08-10 Ramanujam; Parthasarathy Reconfigurable multiple beam satellite reflector antenna with an array feed
US6571081B1 (en) * 1999-05-04 2003-05-27 Hughes Electronics Corporation Hybridized space/ground beam forming
US6445343B1 (en) * 2000-02-16 2002-09-03 Hughes Electronics Corporation Antenna element array alignment system
DE10237822B3 (de) * 2002-08-19 2004-07-22 Kathrein-Werke Kg Kalibriereinrichtung für ein umschaltbares Antennen-Array sowie ein zugehöriges Betriebsverfahren
DE10237823B4 (de) * 2002-08-19 2004-08-26 Kathrein-Werke Kg Antennen-Array mit einer Kalibriereinrichtung sowie Verfahren zum Betrieb eines derartigen Antennen-Arrays
JP4209355B2 (ja) 2004-03-30 2009-01-14 富士通株式会社 位相キャリブレーション方法及び位相キャリブレーション装置
US20070152869A1 (en) * 2005-12-30 2007-07-05 Woodington Walter G Multichannel processing of signals in a radar system
CA2576778C (fr) * 2006-02-07 2014-09-02 Xinping Huang Circuit multiport a auto-etalonnage et methode connexe
US7787819B2 (en) * 2006-08-25 2010-08-31 Space Systems / Loral, Inc. Ground-based beamforming for satellite communications systems
EP2183820A1 (fr) * 2007-08-31 2010-05-12 BAE Systems PLC Etalonnage d'antennes
AU2008291899A1 (en) * 2007-08-31 2009-03-05 Bae Systems Plc Antenna calibration
EP2183818A1 (fr) * 2007-08-31 2010-05-12 BAE Systems PLC Etalonnage d'antennes
WO2009027722A1 (fr) * 2007-08-31 2009-03-05 Bae Systems Plc Calibrage d'antenne
JP4952681B2 (ja) * 2008-08-07 2012-06-13 三菱電機株式会社 アンテナ装置
US9293820B2 (en) 2013-03-13 2016-03-22 The Boeing Company Compensating for a non-ideal surface of a reflector in a satellite communication system
US9319000B2 (en) 2013-07-31 2016-04-19 The Boeing Company Method and apparatus for improving leakage performance of a multi-port amplifier
US9300408B2 (en) * 2013-11-04 2016-03-29 Alcatel-Lucent Shanghai Bell Co., Ltd Methods and systems for calibrating LTE antenna systems
US9848370B1 (en) * 2015-03-16 2017-12-19 Rkf Engineering Solutions Llc Satellite beamforming
US10624051B2 (en) 2015-07-02 2020-04-14 The Boeing Company System for measuring multi-port amplifier errors
US10361762B2 (en) 2017-12-06 2019-07-23 Space Systems/Loral, Llc Calibration of satellite beamforming channels
US10284308B1 (en) 2017-12-06 2019-05-07 Space Systems/Loral, Llc Satellite system calibration in active operational channels
US10320349B1 (en) 2017-12-06 2019-06-11 Space Systems/Loral, Llc Multiport amplifier input network with compensation for output network gain and phase frequency response imbalance
US11005581B1 (en) * 2020-02-07 2021-05-11 Facebook, Inc. Calibration of an antenna array that uses low-resolution phase shifters

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL286190A (fr) * 1961-12-01
US4532518A (en) * 1982-09-07 1985-07-30 Sperry Corporation Method and apparatus for accurately setting phase shifters to commanded values
JPS6178213A (ja) * 1984-09-25 1986-04-21 Nippon Telegr & Teleph Corp <Ntt> 電力増幅装置
US5412414A (en) * 1988-04-08 1995-05-02 Martin Marietta Corporation Self monitoring/calibrating phased array radar and an interchangeable, adjustable transmit/receive sub-assembly
US4907004A (en) * 1988-05-23 1990-03-06 Spar Aerospace Limited Power versatile satellite transmitter
DE3934155C2 (de) * 1988-10-13 1999-10-07 Mitsubishi Electric Corp Verfahren zum Messen einer Amplitude und einer Phase jedes Antennenelementes einer phasengesteuerten Antennenanordnung sowie Antennenanordnung zum Durchführen des Verfahrens
US4926186A (en) * 1989-03-20 1990-05-15 Allied-Signal Inc. FFT-based aperture monitor for scanning phased arrays
FR2652452B1 (fr) * 1989-09-26 1992-03-20 Europ Agence Spatiale Dispositif d'alimentation d'une antenne a faisceaux multiples.
US5122806A (en) * 1990-05-31 1992-06-16 Hughes Aircraft Company Method for finding defective active array modules using an FFT over phase states
US5625624A (en) * 1993-10-21 1997-04-29 Hughes Aircraft Company High data rate satellite communication system
CA2190258A1 (fr) * 1994-06-03 1995-12-14 Bjorn Gunnar Johannisson Etalonnage d'un groupement d'antennes

Also Published As

Publication number Publication date
EP0812027A2 (fr) 1997-12-10
JP3004946B2 (ja) 2000-01-31
EP0812027B1 (fr) 2005-05-25
DE69733331D1 (de) 2005-06-30
US5784030A (en) 1998-07-21
JPH1093325A (ja) 1998-04-10
EP0812027A3 (fr) 2000-01-12

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